version 1.4, 2003/08/17 12:21:05
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version 1.17, 2007/12/31 17:34:58
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\ lib.fs shared library support package 16aug03py |
\ lib.fs shared library support package 16aug03py |
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\ Copyright (C) 1995,1996,1997,1998,2000,2003 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,2000,2003,2005,2006,2007 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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Line 63 Defer legacy-proc ' noop IS legacy-proc
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Line 63 Defer legacy-proc ' noop IS legacy-proc
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DOES> ( x1 .. xn -- r ) |
DOES> ( x1 .. xn -- r ) |
dup cell+ @ swap 3 cells + >r ; |
dup cell+ @ swap 3 cells + >r ; |
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Variable ind-call ind-call off |
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: fptr ( "name" -- ) |
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Create here thisproc ! 0 , 0 , 0 , 0 also c-decl ind-call on |
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DOES> 3 cells + >r ; |
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: library ( "name" "file" -- ) |
: library ( "name" "file" -- ) |
\G loads library "file" and creates a proc defining word "name" |
\G loads library "file" and creates a proc defining word "name" |
\G library format: |
\G library format: |
Line 71 DOES> ( x1 .. xn -- r )
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Line 76 DOES> ( x1 .. xn -- r )
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\G linked list of library's procs |
\G linked list of library's procs |
\G OS name of library as counted string |
\G OS name of library as counted string |
Create here libs @ A, dup libs ! |
Create here libs @ A, dup libs ! |
0 , 0 A, bl sword string, @lib |
0 , 0 A, parse-name string, @lib |
DOES> ( -- ) dup thislib ! proc: ; |
DOES> ( -- ) dup thislib ! proc: ; |
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: init-shared-libs ( -- ) |
: init-shared-libs ( -- ) |
defers 'cold libs |
defers 'cold |
0 libs BEGIN @ dup WHILE dup REPEAT drop |
0 libs BEGIN |
BEGIN dup WHILE >r |
@ dup WHILE |
r@ @lib |
dup REPEAT |
r@ 2 cells + BEGIN @ dup WHILE r@ over @proc REPEAT |
drop BEGIN |
drop rdrop |
dup WHILE |
REPEAT drop ; |
>r |
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r@ @lib |
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r@ 2 cells + BEGIN |
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@ dup WHILE |
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r@ over @proc REPEAT |
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drop rdrop |
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REPEAT |
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drop ; |
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' init-shared-libs IS 'cold |
' init-shared-libs IS 'cold |
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Line 107 DOES> ( -- ) dup thislib ! proc: ;
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Line 119 DOES> ( -- ) dup thislib ! proc: ;
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r> compile, postpone EXIT ; |
r> compile, postpone EXIT ; |
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: symbol, ( "c-symbol" -- ) |
: symbol, ( "c-symbol" -- ) |
here thisproc @ 2 cells + ! bl sword s, |
here thisproc @ 2 cells + ! parse-name s, |
thislib @ thisproc @ @proc ; |
thislib @ thisproc @ @proc ; |
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: rettype ( endxt startxt "name" -- ) |
: rettype ( endxt startxt "name" -- ) |
Create 2, |
Create 2, |
DOES> decl, symbol, previous revarg off ; |
DOES> decl, ind-call @ 0= IF symbol, THEN |
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previous revarg off ind-call off ; |
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also c-decl definitions |
also c-decl definitions |
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Line 121 also c-decl definitions
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Line 134 also c-decl definitions
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' av-int ' av-int-r ' >r argtype int |
' av-int ' av-int-r ' >r argtype int |
' av-float ' av-float-r ' f>l argtype sf |
' av-float ' av-float-r ' f>l argtype sf |
' av-double ' av-double-r ' f>l argtype df |
' av-double ' av-double-r ' f>l argtype df |
' av-longlong ' av-longlong-r ' 2>r argtype llong |
' av-longlong ' av-longlong-r ' 2>r argtype dlong |
' av-ptr ' av-ptr-r ' >r argtype ptr |
' av-ptr ' av-ptr-r ' >r argtype ptr |
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' av-call-void ' av-start-void rettype (void) |
' av-call-void ' av-start-void rettype (void) |
' av-call-int ' av-start-int rettype (int) |
' av-call-int ' av-start-int rettype (int) |
' av-call-float ' av-start-float rettype (sf) |
' av-call-float ' av-start-float rettype (sf) |
' av-call-double ' av-start-double rettype (fp) |
' av-call-double ' av-start-double rettype (fp) |
' av-call-longlong ' av-start-longlong rettype (llong) |
' av-call-longlong ' av-start-longlong rettype (dlong) |
' av-call-ptr ' av-start-ptr rettype (ptr) |
' av-call-ptr ' av-start-ptr rettype (ptr) |
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: (addr) postpone EXIT drop symbol, previous revarg off ; |
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previous definitions |
previous definitions |
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\ legacy support for old library interfaces |
\ legacy support for old library interfaces |
Line 188 also cb-decl definitions
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Line 203 also cb-decl definitions
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' va-arg-int Alias int |
' va-arg-int Alias int |
' va-arg-float Alias sf |
' va-arg-float Alias sf |
' va-arg-double Alias df |
' va-arg-double Alias df |
' va-arg-longlong Alias llong |
' va-arg-longlong Alias dlong |
' va-arg-ptr Alias ptr |
' va-arg-ptr Alias ptr |
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' va-return-void ' va-start-void va-ret (void) |
' va-return-void ' va-start-void va-ret (void) |
' va-return-int ' va-start-int va-ret (int) |
' va-return-int ' va-start-int va-ret (int) |
' va-return-float ' va-start-float va-ret (sf) |
' va-return-float ' va-start-float va-ret (sf) |
' va-return-double ' va-start-double va-ret (fp) |
' va-return-double ' va-start-double va-ret (fp) |
' va-return-longlong ' va-start-longlong va-ret (llong) |
' va-return-longlong ' va-start-longlong va-ret (dlong) |
' va-return-ptr ' va-start-ptr va-ret (ptr) |
' va-return-ptr ' va-start-ptr va-ret (ptr) |
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previous definitions |
previous definitions |
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\ testing stuff |
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[ifdef] testing |
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library libc libc.so.6 |
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libc sleep int (int) sleep |
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libc open int int ptr (int) open |
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libc lseek int llong int (llong) lseek |
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libc read int ptr int (int) read |
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libc close int (int) close |
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library libm libm.so.6 |
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libm fmodf sf sf (sf) fmodf |
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libm fmod df df (fp) fmod |
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\ example for a windows callback |
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callback wincall (int) int int int int callback; |
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:noname ( a b c d -- e ) 2drop 2drop 0 ; wincall do_timer |
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\ test a callback |
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callback 2:1 (int) int int callback; |
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: cb-test ( a b -- c ) |
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cr ." Testing callback" |
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cr ." arguments: " .s |
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cr ." result " + .s cr ; |
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' cb-test 2:1 c_plus |
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: test c_plus av-start-int >r >r av-int-r av-int-r av-call-int ; |
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\ 3 4 test |
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\ bigFORTH legacy library test |
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library libX11 libX11.so.6 |
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legacy on |
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1 libX11 XOpenDisplay XOpenDisplay ( name -- dpy ) |
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5 libX11 XInternAtoms XInternAtoms ( atoms flag count names dpy -- status ) |
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legacy off |
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[then] |
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